           res           (lag res res_slide)
           cutoff_min    (midicps cutoff_min)
           cutoff_max    (midicps cutoff_max)
-          freq          (lin-exp (sin-osc:kr rate) -1 1 cutoff_min cutoff_max)
+          freq          (lin-exp (sin-osc:kr rate (* (- phase_offset 0.25) (* Math/PI 2))) -1 1 cutoff_min cutoff_max)
 
           [in-l in-r]   (in in_bus 2)
           [new-l new-r] (rlpf [in-l in-r] freq res)

          res           (lag res res_slide)
          cutoff_min    (midicps cutoff_min)
          cutoff_max    (midicps cutoff_max)
          freq          (lin-exp (sin-osc:kr rate) -1 1 cutoff_min cutoff_max)

          [in-l in-r]   (in out_bus 2)
          [new-l new-r] (rlpf [in-l in-r] freq res)

     mix_slide 0
     phase 4
     phase_slide 0
     phase_offset 0
     cutoff_min 60
     cutoff_min_slide 0
     cutoff_max 120
